Chris Hadfield
Every single thing that you learn really just gives you more comfort. It's something I counsel kids all the time: if someone is willing to teach you something for free, take them up on it. Do it. Every single time. All it does is make you more likely to be able to succeed. And it's kind of a nice way to go through life.
More quotes and aphorisms
If you want to improve, be content to be thought...When you have a dream, you've got to grab it...A leader is a dealer in hope...The more you eliminate the inefficient use...Every time we go into the voting booth...Everybody has goals, aspirations or whatever...