A painter should begin every canvas with a wash of black, because all things in nature are dark except where exposed by the light.

Once you have tasted flight, you will forever walk the earth with your eyes turned skyward, for there you have been, and there you will always long to return.

Fine gold is recognized when it is tested.

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

For once you have tasted flight, you will forever walk the earth with your eyes turned skyward, for there you have been, and there you will always long to return.

Simplicity is the ultimate sophistication.

Being willing is not enough. We must do.

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

Ask advice of him who governs himself well.