Simplicity is the ultimate sophistication.
You cannot truly listen to anyone and do anything else at the same time.
Never put off for tomorrow, what you can do today.
Just remember, once you're over the hill you begin to pick up speed.
Never argue with an idiot. They drag you down to their level and then beat you with experience.
The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?
No matter how much suffering you went through, you never wanted to let go of those memories.
Whenever you find yourself on the side of the majority, it is time to pause and reflect.
The best way to see Faith is to shut the eye of Reason.
Be sure you put your feet in the right place, then stand firm.
In a good bookroom you feel in some mysterious way that you are absorbing the wisdom contained in all the books through your skin, without even opening them.
Jealousy is the tribute mediocrity pays to genius.
Do not pray for an easy life, pray for the strength to endure a difficult one.
One must wait until the evening to see how splendid the day has been.
Obsession is the wellspring of genius and madness.
Destiny is not a passive agent that lies in the lap of the Gods, but is an active instrument that lies in your own hands to shape as you will.
Man's sensitivity to the little things and insensitivity to the greatest are the signs of a strange disorder.
The most certain sign of wisdom is cheerfulness.
I mistrust the judgement of every man in a case in which his own wishes are concerned.
Stubborn and ardent clinging to one's opinion is the best proof of stupidity.
The lie is a condition of life.