All parts of knowledge have their origin in metaphysics, and finally, perhaps, revolve into it.

Man should forget his anger before he lies down to sleep.

In many walks of life, a conscience is a more expensive encumbrance than a wife or a carriage.

It was a Sunday afternoon, wet and cheerless; and a duller spectacle this earth of ours has not to show than a rainy Sunday in London.

Solitude, though it may be silent as light, is like light, the mightiest of agencies; for solitude is essential to man. All men come into this world alone and leave it alone.

All that is literature seeks to communicate power

Thou hast the keys of Paradise, oh, just, subtle, and mighty opium!

There is a necessity for a regulating discipline of exercise that, whilst evoking the human energies, will not suffer them to be wasted.

Nobody will laugh long who deals much with opium: its pleasures even are of a grave and solemn complexion.

Fierce sectarianism breeds fierce latitudinarianism.

Kings should disdain to die, and only disappear.

Why should any guy want to be only friends with a girl? It’s like agreeing to be near a chocolate cake and never eat it. It’s like sitting in a racing car but not driving it.

The truth is at a soul level you are an unlimited being with access to all kinds of information.

Then there are the fanatical atheists whose intolerance is of the same kind as the intolerance of the religious fanatics and comes from the same source.

A people who mean to be free must be prepared to meet danger in person, and not rely upon the fallacious protection of armies

The stream of praying cannot rise higher than the fountain of living.

In metropolitan cases, the love of the most single-eyed lover, almost invariably, is nothing more than the ultimate settling of innumerable wandering glances upon some one specific object.

Schools and colleges are really a factory for turning out clerks for the Government.

For what is there more hideous than avarice, more brutal than lust, more contemptible than cowardice, more base than stupidity and folly?

But this we know, the obstacle that checked And tripped the body, shot the spirit on Further than target ever showed or shone.