Why does the eye see a thing more clearly in dreams than the imagination when awake?

Oysters open completely when the moon is full; and when the crab sees one it throws a piece of stone or seaweed into it and the oyster cannot close again so that it serves the crab for meat. Such is the fate of him who opens his mouth too much and thereby puts himself at the mercy of the listener.

The light and heat of the universe comes from the sun, and its cold and darkness from the withdrawal of the sun.

If you throw a stone in a pond... the waves which strike against the shores are thrown back towards the spot where the stone struck; and on meeting other waves they never intercept each other's course... In a small pond one and the same stroke gives birth to many motions of advance and recoil.

The mind that engages in subjects of too great variety becomes confused and weakened.

The knowledge of all things is possible

Every obstacle yields to stern resolve.