It's never perfect and we can't figure out yet a way to make it perfect and we still have small investors who are defrauded, who are treated badly.

事无完美,至今还没有完美的办法,仍然有许多小投资者,遭受欺诈,成为受害者

耶鲁公开课 - 金融市场课程节选

Everything that I do needs to be perfect.

我做的每件事都要臻于完美。

I want to 实战 - SpeakingMax英语口语达人