Forewarn'd, forearm'd.

That the vegetable creation should restore the air which is spoiled by the animal part of it, looks like a rational system, and seems to be of a piece with the rest.

Diligence overcomes difficulties; sloth makes them.

Take heed of the Vinegar of sweet Wine, and the Anger of Good-nature.

You have two choices, write about something of significance or do something someone wants to write about.

If you would keep your secret from an enemy, tell it not to a friend.

When I see nothing annihilated, and not even a drop of water wasted, I cannot suspect the annihilation of souls Thus finding myself to exist in the world, I believe I shall, in some shape or other, always exist; with all the inconveniences human life is liable to, I shall not object to a new edition of mine; hoping, however, that the errata of the last may be corrected.