You shall, I question not, find a way to the top if you diligently seek for it; for nature hath placed nothing so high that it is out of the reach of industry and valor.

My dad, Fred Trump, was the smartest and hardest-working man I ever knew. It's because of him that I learned from my youngest age to respect the dignity of work and the dignity of working people.

The odds of me coming into the rocket business, not knowing anything about rockets, not having ever built anything, I mean, I would have to be insane if I thought the odds were in my favor.

See for the highest, aim at that highest, and you shall reach the highest.

Work while others are wishing.

It was my ambition all of my life to be master of the spoken word.