Leonardo da Vinci

Learning never exhausts the mind.

Leonardo da Vinci

Simplicity is the ultimate sophistication.

Leonardo da Vinci

The greatest deception men suffer is from their own opinions.

Leonardo da Vinci

Every action needs to be prompted by a motive.

Leonardo da Vinci

I have been impressed with the urgency of doing. Knowing is not enough; we must apply. Being willing is not enough; we must do.

Leonardo da Vinci

Iron rusts from disuse; stagnant water loses its purity and in cold weather becomes frozen; even so does inaction sap the vigor of the mind.

Leonardo da Vinci

It had long since come to my attention that people of accomplishment rarely sat back and let things happen to them. They went out and happened to things.

Leonardo da Vinci

Life is pretty simple: You do some stuff. Most fails. Some works. You do more of what works. If it works big, others quickly copy it. Then you do something else. The trick is the doing something else.

Leonardo da Vinci

The noblest pleasure is the joy of understanding.

Leonardo da Vinci

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

Leonardo da Vinci