The past is a cupboard full of light and all you have to do is find the key that opens the door.
The pursuit of mathematical knowledge is a journey that never ends, filled with endless curiosity and wonder.
译文:人的福分,并不是靠外在的条件和环境得来的,而是取决于自己内心的修养和行为。只有把握好自己的内心,才能获得真正的幸福和成功。