"Bore, n.: A person who talks when you wish him to listen." - Ambrose Bierce, The Devil's Dictionary
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"Where defence is put solely in the hands of a professional army, the army sooner or later becomes a law unto itself. It becomes a ruling caste"
--- Sinnathamby Rajaratnam, dinner for first-time National Slavery recruits at Kampong Glam, 1967
Military regimes around the world which do not practise conscription (list from Wikipedia):
Australia
Belgium
The Bahamas
France
Germany - from July 2011
India
Japan
Luxembourg
The Netherlands
New Zealand
The Philippines
South Africa
Spain
The United States
Meanwhile, paragons of democracy where military men stay out of politics - which practise conscription:
Algeria
China
Cuba
Iran
Libya
North Korea
Russia
Singapore
Syria
Thailand