Any man who has once proclaimed violence as his method is inevitably forced to take the lie as his principle.

Which of us can control his feelings?

One can build the Empire State Building, discipline the Prussian army, make a state hierarchy mightier than God, yet fail to overcome the unaccountable superiority of certain human beings.

You get no thanks from your belly-it always forgets what you've just done for it and comes begging again the next day.

What a force is laughter.

People who are at ease with their consciences always look happy.

Scientific research? Only when not at the cost of ethics-and first of all, those of the researchers themselves.