I have learned to use the word ‘impossible’ with the greatest caution. — Wernher von Braun

I don’t know why we are here, but I’m pretty sure that it is not in order to enjoy ourselves. — Ludwig Wittgenstein

Only those who will risk going too far can possibly find out how far one can go. — T. S. Elliot

Take the first step in faith. You don’t have to see the whole staircase, just take the first step. — Martin Luther King Jr.

Twenty years from now you will be more disappointed by the things that you didn’t do than by the ones you did do. So throw off the bowlines. Sail away from the safe harbor. Catch the trade winds in your sails. Explore. Dream. Discover. — Mark Twain