Research is not seeing what others do not see, it is seeing the same thing as other people and thinking what they do not.

The difference between talent and genius is in the direction of the current: in genius, it is from within outward; in talent from without inward.

If we could have any security against moods! If the profoundest prophet could be holden to his words, and the hearer who is readyto sell all and join the crusade, could have any certificate that to-morrow his prophet shall not unsay his testimony!

The wise and just man will always feel that he stands on his own feet; that he imparts strength to the state, not receives security from it; and if all went down, he and such as he would quite easily combine in a new and better constitution.

The worthless and offensive members of society, whose existence is a social pest, invariably think themselves the most ill-used people alive, and never get over their astonishment at the ingratitude and selfishness of their contemporaries.

Tobacco, coffee, alcohol, hashish, prussic acid, strychnine, are weak dilutions. The surest poison is time.

Women see through Claude Lorraines.