(repost to kill spam)
“ The production of useful work is strictly limited by the laws of thermodynamics. The production of useless work seems to be unlimited. ”
by Donald E. Simanek (1936- )US physicist, educator, humorist.
“ And in the end, it's not the years in your life that count. It's the life in your years. ”
by Abraham Lincoln
“ Although this may seem a paradox, all exact science is dominated by the idea of approximation. ”
by Russell, Bertrand (1872-1970)