Immortality is a belief grounded upon other men's sayings, that they knew it supernaturally; or that they knew those who knew them that knew others that knew it supernaturally.

Unnecessary laws are not good laws, but traps for money.

The end of knowledge is power ... the scope of all speculation is the performing of some action or thing to be done.

And therefore in geometry (which is the only science that it hath pleased God hitherto to bestow on mankind), men begin at settling the significations of their words; which settling of significations, they call definitions, and place them in the beginning of their reckoning.

Obligation is thraldom, and thraldom is hateful.

All generous minds have a horror of what are commonly called 'Facts'. They are the brute beasts of the intellectual domain.

There be as many persons of a king, as there be petty constables in his kingdom. And so there are, or else he cannot be obeyed. But I never said that a king, and every one of his persons, are the same substance.