Wait long enough and people will surprise and impress. When you're pissed off at someone and you're angry at them, you just haven't given them enough time. Just give them a little more time and they almost always will impress you.

He had high hopes for society, and though his hopes were too often dashed, he remained a raging optimist.

I understand the arguments about how the billions of dollars spent to put men on the moon could have been used to fight poverty and hunger on Earth. But, look, I'm a scientist who sees inspiration as the ultimate tool for doing good. When you use money to fight poverty, it can be of great value, but too often, you're working at the margins. When you're putting people on the moon, you're inspiring all of us to achieve the maximum of human potential, which is how our greatest problems will eventually be solved. Give yourself permission to dream.

Earnestness is highly underestimated. It comes from the core, while hip is trying to impress you on the surface.

We don't beat the Reaper by living longer. We beat the Reaper by living well.

Remember brick walls let us show our dedication. They are there to separate us from the people who don't really want to achieve their childhood dreams.

Never lose the childlike wonder. Show gratitude... Don't complain; just work harder... Never give up.