Men at some time are masters of their fates: The fault, dear Brutus, is not in our stars, But in ourselves, that we are underlings.
-- Julius Caesar I.ii.

O for a Muse of fire, that would ascend The brightest heaven of invention, A kingdom for a stage, princes to act, And monarchs to behold the swelling scene! Then should the warlike Harry, like himself, Assume the port of Mars; and at his heels, Leashed-in like hounds, should famine, sword, and fire, Crouch for employment.

and..
If you want to build a ship, don't herd people together to collect wood and don't assign them tasks and work, but rather teach them to long for the endless immensity of the sea.
--Antoine de Saint-Exupery