People change and forget to tell each other.

The purpose of all these illustrations is to direct the seeker's mind towards the one reality underlying them all.

Your work is going to fill a large part of your life, and the only way to be truly satisfied is to do what you believe is great work.

即使只有一毫粗疏的地方，就不能准确地认识事理，所以说一定要精确。不然，众说纷纭必会产生疑惑；仅存在一丁点杂念，便不能坚守事理，故而必须专心，否则在利害面前必定会经不起考验。