True wisdom is less presuming than folly. The wise man doubteth often, and changeth his mind; the fool is obstinate, and doubteth not; he knoweth all things but his own ignorance… To be satisfied with a little, is the greatest wisdom; and he that increaseth his riches, increaseth his cares; but a contented mind is a hidden treasure, and trouble findeth it not.
Reverence for life affords me my fundamental principle of morality, namely that good consists in maintaining, assisting, and enhancing life, and that to destroy, to harm, or to hinder life is evil.
Many teachers will tell you to believe; then they put out your eyes of reason and instruct you to follow only their logic. But I want you to keep your eyes of reason open; in addition, I will open in you another eye, the eye of wisdom.
You have crossed the great ocean; why do you halt so near the shore? Make haste to get on the other side, Gautama; be careful all the while!

