Excess weakens the spirits.

Never do to others what you would not like them to do to you.

If a man be under the influence of anger his conduct will not be correct.

Wisdom delights in water; love delights in hills. Wisdom is stirring; love is quiet. Wisdom is merry; love grows old.

What Heaven has conferred is called The Nature; an accordance with this nature is called The Path of duty; the regulation of this path is called Instruction. The path may not be left for an instant. If it could be left, it would not be the path.

Riches and honor are what everyone desires, but if they can be gained only by doing evil, they must not be held. Don't worry about not being in office, worry about qualifying yourself for office. Don't worry that no one knows you, but seek to be worthy of being known.

Knowledge without practice is useless. Practice without knowledge is dangerous.