Those have most power to hurt us that we love.

What then remains, but that we still should cry,

Anger makes dull men witty, but it keeps them poor.

Hope is a good breakfast, but it is a bad supper.

God’s first Creature, which was Light.

Printing, gunpowder, and the mariner’s needle [compass] … these three have changed the whole face and state of things throughout the world.

Nam et ipsa scientia potestas est.

I have taken all knowledge to be my province.

Books must follow sciences, and not sciences books.

Nature cannot be ordered about, except by obeying her.