I have not failed. I’ve just found 10,000 ways that won’t work. (Thomas Alva Edison)

It is far better to grasp the Universe as it really is than to persist in delusion, however satisfying and reassuring. (Carl Sagan)

Many wealthy people are little more than janitors of their possessions. (Frank Lloyd Wright)

In theory, there is no difference between theory and practice. But in practice, there is. (Yogi Berra)