The only power deserving the name is that of masses, and of governments while they make themselves the organ of the tendencies and instincts of masses.

Any participation, even in the smallest public function, is useful.

A person may cause evil to others not only by his actions but by his inaction, and in either case he is justly accountable to them for the injury.

Everyone who receives the protection of society owes a return for the benefit.

It is not the feeling sure of a doctrine (be it what it may) which I call an assumption of infallibility. It is the undertaking to decide that question for others, without allowing them to hear what can be said on the contrary side. And I denounce and reprobate this pretension not the less, if put forth on the side of my most solemn convictions.

It is a law, that every event depends on some law.

The only freedom which deserves the name is that of pursuing our own good in our own way, so long as we do not attempt to deprive others of theirs, or impede their efforts to obtain it. Each is the proper guardian of his own health, whether bodily, or mental or spiritual. Mankind are greater gainers by suffering each other to live as seems good to themselves, than by compelling each to live as seems good to the rest.