A girl joins other novice nuns in a prayer session at the Sathira-Dhammasathan Buddhist meditation centre in Bangkok April 21, 2013. A group of Thai girls are choosing to spend part of their school holidays as Buddhist nuns, down to having their heads shaven at the meditation centre. The centre, founded in 1987, is a learning community for peace and harmony that has programs open to people regardless of age and gender. REUTERS/Damir Sagolj (THAILAND - Tags: RELIGION SOCIETY TPX IMAGES OF THE DAY) 

Novice nuns walk in the garden of the Sathira-Dhammasathan Buddhist meditation centre in Bangkok April 21, 2013. A group of Thai girls are choosing to spend part of their school holidays as Buddhist nuns, down to having their heads shaven at the meditation centre. The centre, founded in 1987, is a learning community for peace and harmony that has programs open to people regardless of age and gender. REUTERS/Damir Sagolj (THAILAND - Tags: RELIGION SOCIETY) 

Novice nuns give each other a massage at the Sathira-Dhammasathan Buddhist meditation centre in Bangkok April 21, 2013. A group of Thai girls are choosing to spend part of their school holidays as Buddhist nuns, down to having their heads shaven at the meditation centre. The centre, founded in 1987, is a learning community for peace and harmony that has programs open to people regardless of age and gender. REUTERS/Damir Sagolj (THAILAND - Tags: RELIGION SOCIETY TPX IMAGES OF THE DAY) 

Nuns walk through the Sathira-Dhammasathan Buddhist meditation centre in Bangkok April 21, 2013. The centre, founded in 1987, is a learning community for peace and harmony that has programs open to people regardless of age and gender. REUTERS/Damir Sagolj (THAILAND - Tags: RELIGION SOCIETY) 

A novice nun prays before having lunch at the Sathira-Dhammasathan Buddhist meditation centre in Bangkok April 21, 2013. A group of Thai girls are choosing to spend part of their school holidays as Buddhist nuns, down to having their heads shaven at the meditation centre. The centre, founded in 1987, is a learning community for peace and harmony that has programs open to people regardless of age and gender. REUTERS/Damir Sagolj (THAILAND - Tags: RELIGION SOCIETY) 

Novice nuns pray at the Sathira-Dhammasathan Buddhist meditation centre in Bangkok April 21, 2013. A group of Thai girls are choosing to spend part of their school holidays as Buddhist nuns, down to having their heads shaven at the meditation centre. The centre, founded in 1987, is a learning community for peace and harmony that has programs open to people regardless of age and gender. REUTERS/Damir Sagolj (THAILAND - Tags: RELIGION SOCIETY) 

A novice nun washes her bowl after lunch at the Sathira-Dhammasathan Buddhist meditation centre in Bangkok April 21, 2013. A group of Thai girls are choosing to spend part of their school holidays as Buddhist nuns, down to having their heads shaven at the meditation centre. The centre, founded in 1987, is a learning community for peace and harmony that has programs open to people regardless of age and gender. REUTERS/Damir Sagolj (THAILAND - Tags: RELIGION SOCIETY) 

Novice nuns raise their hands during a ceremony at the Sathira-Dhammasathan Buddhist meditation centre in Bangkok April 21, 2013. A group of Thai girls are choosing to spend part of their school holidays as Buddhist nuns, down to having their heads shaven at the meditation centre. The centre, founded in 1987, is a learning community for peace and harmony that has programs open to people regardless of age and gender. REUTERS/Damir Sagolj (THAILAND - Tags: RELIGION SOCIETY) 

Doughnuts are served with other food as novice nuns have their lunch at the Sathira-Dhammasathan Buddhist meditation centre in Bangkok April 21, 2013. A group of Thai girls are choosing to spend part of their school holidays as Buddhist nuns, down to having their heads shaven at the meditation centre. The centre, founded in 1987, is a learning community for peace and harmony that has programs open to people regardless of age and gender. REUTERS/Damir Sagolj (THAILAND - Tags: RELIGION SOCIETY) 

A girl joins other novice nuns for a lunch at the Sathira-Dhammasathan Buddhist meditation centre in Bangkok April 21, 2013. A group of Thai girls are choosing to spend part of their school holidays as Buddhist nuns, down to having their heads shaven at the meditation centre. The centre, founded in 1987, is a learning community for peace and harmony that has programs open to people regardless of age and gender. REUTERS/Damir Sagolj (THAILAND - Tags: RELIGION SOCIETY) 

Novice nuns pray at the Sathira-Dhammasathan Buddhist meditation centre in Bangkok April 21, 2013. A group of Thai girls are choosing to spend part of their school holidays as Buddhist nuns, down to having their heads shaven at the meditation centre. The centre, founded in 1987, is a learning community for peace and harmony that has programs open to people regardless of age and gender. REUTERS/Damir Sagolj (THAILAND - Tags: RELIGION SOCIETY TPX IMAGES OF THE DAY)