There is no result in nature without a cause; understand the cause and you will have no need of the experiment.

Learning never exhausts the mind.

Simplicity is the ultimate sophistication.

A beautiful body perishes, but a work of art dies not.

To make a perfume, take some rose water and wash your hands in it, then take a lavender flower and rub it with your palms, and you will achieve the desired effect

Being willing is not enough. We must do.

Learning is the only thing the mind never exhausts, never fears, and never regrets.

There are three classes of people: those who see, those who see when they are shown, those who do not see.

Life is pretty simple: You do some stuff. Most fails. Some works. You do more of what works.

Whatever you do in life, if you want to be creative and intelligent, and develop your brain, you must do everything with the awareness that everything, in some way, connects to everything else.

When you put your hand in a flowing stream, you touch the last that has gone before and the first of what is still to come.

If you can dream it, you can achieve it.

Racism and inequality are likened to a fungus which grows in dark places and is all the more poisonous because one cannot see it.

An ugly smile. An ugly soul.

Ah, love. That’s what the world has lost. There’s no more love, only the illusion of it.

You had to see yourself poor and think of yourself as being poor, or you never would have been poor.

The United States is not looking for a way to launch war.

Only a government that does not trust its citizens would refuse them the right to bear arms.

It is a sadness of growing older that some of us lose our ardent appreciation of what is new and different and difficult.

Difficulties are things that show a person what they are.

Nothing is as hopeless as trying to justify art in words.