The science of mathematics performs more than it promises, but the science of metaphysics promises more than it performs.

True goodness is not without that germ of greatness that can bear with patience the mistakes of the ignorant.

Afflictions sent by providence melt the constancy of the noble minded, but confirm the obduracy of the vile, as the same furnace that liquefies the gold, hardens the clay Charles Caleb Colton.

Pure truth, like pure gold, has been found unfit for circulation because men have discovered that it is far more convenient to adulterate the truth than to refine themselves.

Our very best friends have a tincture of jealousy even in their friendship; and when they hear us praised by others, will ascribe it to sinister and interested motives if they can.

The further we advance in knowledge, the more simplicity shall we discover in those primary rules that regulate all the apparently endless, complicated, and multiform operations of the Godhead.

It may be observed of good writing, as of good blood, that it is much easier to say what it is composed of than to compose it.