色多多在线观看播放-色多多在线观看高清免费-色多多在线观看视频-色多多在线看-欧美aaaaa性bbbbb小妇-欧美aaaav免费大片

Success is not final, failure is not fatal: it is the courage to continue that counts.

"A painting should be a feast for the eyes, a poem without words."

My work is not to be understood, but to be felt.#我的作品不是要讓人看懂，而是要讓人感受到。

心是指南針，但并不總指向北方。

You can’t put a limit on anything. The more you dream, the farther you get.

The only maxim of a free government ought to be to trust no man living with power to endanger the public liberty.

Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.