The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.
过去从未死去,它甚至不是过去。
无论多么困难,我都不会放弃我的梦想。
Your love makes me strong, your hate makes me unstoppable.
The key to trading success is emotional discipline. If intelligence were the key, there would be a lot more people making money trading.