挑战在于让不可能的事物看起来可信。
"The challenge is to make the impossible look believable."
Success is not final, failure is not fatal: it is the courage to continue that counts.
The first step towards philosophy is incredulity.
The true spirit of delight, the exaltation, the sense of being more than Man, which is the touchstone of the highest excellence, is to be found in mathematics as surely as in poetry.