Whetstones are not themselves able to cut, but make iron sharp and capable of cutting.

Conduct yourself towards your parents as you would have your children conduct themselves towards you.

Be gracious to all men, but choose the best to be your friends.

Whetstones are not themselves able to cut, but make iron sharp and capable of cutting.

But I marvel when I observe these men setting themselves up as instructors of youth who cannot see that they are applying the analogy of an art with hard and fast rules to a creative process

Guard yourself against accusations, even if they are false; for the multitude are ignorant of the truth and look only to reputation.

It is more important to know where you are going than to get there quickly. Do not mistake activity for achievement. Remember that there is nothing stable in human affairs, therefore avoid undue elation in prosperity or undue depression in adversity.