While I am describing to you how Nature works, you won't understand why Nature works that way. But you see, nobody understands that.
Richard P. FeynmanIf we will only allow that, as we progress, we remain unsure, we will leave opportunities for alternatives.
Richard P. FeynmanSo this piece of dirt waits four and a half billion years and evolves and changes, and now a strange creature stands here with instruments and talks to the strange creatures in the audience. What a wonderful world!
Richard P. Feynman