If there is not the war, you don't get the great general; if there is not a great occasion, you don't get a great statesman; if Lincoln had lived in a time of peace, no one would have known his name.Theodore Roosevelt
The power of daring anything their fancy suggest, as always been conceded to the painter and the poet.Horace
It is always good to know which ideas cannot be checked directly, but it is not necessary to remove them all. It is not true that we can pursue science completely by using only those concepts which are directly subject to experiment.Richard Feynman
