The thing that matters is not what you bear, but how you bear it

Why will no man confess his faults? Because he continues to indulge in them; a man cannot tell his dream till he wakes.

Religion is regarded by the common people as true, by the wise as false, and by rulers as useful.

A single lifetime, even though entirely devoted to the sky, would not be enough for the study of so vast a subject. A time will come when our descendants will be amazed that we did not know things that are so plain to them.

When once ambition has passed its natural limits, its progress is boundless.

If you would judge, understand.

Time discovers truth. Time heals what reason cannot.