The greatest weapon against stress is our ability to choose one thought over another.
-- William James
Habit is either the best of servants or the worst of masters.
-- Nathaniel Emmons
Creativity, as has been said, consists largely of rearranging what we know in order to find out what we do not know....Hence, to think creatively, we must be able to look afresh at what we normally take for granted.
-- George Kneller
The man who removes a mountain begins by carrying away small stones.