Every addition to true knowledge is an addition to human power.

Do not think of knocking out another person's brains because he differs in opinion from you. It would be as rational to knock yourself on the head because you differ from yourself ten years ago.

After a child has arrived at the legal age for attending school,-whether he be the child of noble or of peasant,-the only two absolute grounds of exemption from attendance are sickness and death.

In what pagan nation was Moloch ever propitiated by such an unbroken and swift-moving procession of victims as are offered to this Moloch of Christendom, intemperance.

So, in the infinitely nobler battle in which you are engaged against error and wrong, if ever repulsed or stricken down, may you always be solaced and cheered by the exulting cry of triumph over some abuse in Church or State, some vice or folly in society, some false opinion or cruelty or guilt which you have overcome! And I beseech you to treasure up in your hearts these my parting words: Be ashamed to die until you have won some victory for humanity.

He who cannot resist temptation is not a man. Whoever yields to temptation debases himself with a debasement from which he can never arise.

The Chinese have an excellent proverb: "Be modest in speech, but excel in action.