We don't stop playing because we grow old; we grow old because we stop playing
Quotes by George Bernard Shaw
Liberty means responsibility. That is why most men dread it.
We have no more right to consume happiness without producing it than to consume wealth without producing it.
Science becomes dangerous only when it imagines that it has reached its goal.
The fact that a believer is happier than a sceptic is no more to the point than the fact that a drunken man is happier than a sober one. The happiness of credulity is a cheap and dangerous quality.