And we have made of ourselves living cesspools, and driven doctors to invent names for our diseases.
Knowledge which is acquired under compulsion obtains no hold on the mind.
Experience proves that anyone who has studied geometry is infinitely quicker to grasp difficult subjects than one who has not.
Any man may easily do harm, but not every man can do good to another.
Man's greatest victory is over oneself.
Access to power must be confined to those who are not in love with it.