Most man only care for science so far as they get a living by it, and that they worship even error when it affords them a subsistence.

The mortal race is far too weak not to grow dizzy on unwonted brights.

He who wishes to exert a useful influence must be careful to insult nothing. Let him not be troubled by what seems absurd, but concentrate his energies to the creation of what is good. He must not demolish, but build. He must raise temples where mankind may come and partake of the purest pleasure.

If you wish a wise answer, you must put a rational question.

But who will dare to speak the truth out clear? The few who anything of truth have learned, And foolishly did not keep truth concealed, Their thoughts and visions to the common herd revealed, Since time began we've crucified and burned

Superstition is part of the poetry of life.

There is nothing in life so irrational, that good sense and chance may not set it to rights; nothing so rational, that folly and chance may not utterly confound it.