I am myself by inclination an investigator.

The question is not so much whether there is life on Mars as whether it will continue to be possible to live on Earth

Democracy is necessarily despotism, as it establishes an executive power contrary to the general will; all being able to decide against one whose opinion may differ, the will of all is therefore not that of all: which is contradictory and opposite to liberty.

It is not God's will merely that we should be happy, but that we should make ourselves happy

All perception is colored by emotion.

The hand is the visible part of the brain.

The only objects of practical reason are therefore those of good and evil. For by the former is meant an object necessarily desired according to a principle of reason; by the latter one necessarily shunned, also according to a principle of reason.