In many people it is already an impertinence to say 'I'.
Cultivation of mind should be the ultimate aim of human existence.
Stupid men are often capable of things the clever would not dare to contemplate...
I can calculate the motion of heavenly bodies but not the madness of people.
A human being is a deciding being.
People who know little are usually great talkers, while men who know much say little.
All sins are attempts to fill voids.
Man has the power to act as his own destroyer - and that is the way he has acted through most of his history.
Human history is in essence a history of ideas.
Humans are not proud of their ancestors, and rarely invite them round to dinner.
If money help a man to do good to others, it is of some value; but if not, it is simply a mass of evil, and the sooner it is got rid of, the better.
A man's feet should be planted in his country, but his eyes should survey the world.
How important it is for us to recognize and celebrate our heroes and she-roes!
If you want to know what a man's like, take a good look at how he treats his inferiors, not his equals.
The highest forms of understanding we can achieve are laughter and human compassion.
He who makes a beast of himself gets rid of the pain of being a man.
Take away paradox from the thinker and you have a professor.
Of mankind we may say in general they are fickle, hypocritical, and greedy of gain.
Great men are like eagles, and build their nest on some lofty solitude.
Men always talk about the most important things to perfect strangers.
People are more difficult to work with than machines. And when you break a person, he can't be fixed.