Knowledge must be gained by ourselves. Mankind may supply us with facts; but the results, even if they agree with previous ones, must be the work of our own minds.

Perseverance and tact are the two most important qualities for the individual who wants to move ahead.

You will find as you grow older that courage is the rarest of all qualities to be found in public life.

Youth is a blunder; Manhood a struggle, Old Age a regret.

Fame and power are the objects of all men. Even their partial fruition is gained by very few; and that, too, at the expense of social pleasure, health, conscience, life.

Knowledge must be gained by ourselves. Mankind may supply us with facts; but the results, even if they agree with previous ones, must be the work of our own minds.

You will in due season find your property is less valuable, and your freedom less complete.