我从来不知道我对某事的看法，直到我读到我写的东西。
I never know what I think about something until I read what I've written on it.
Energy efficiency is the unsung hero in our quest to reduce emissions.
数学的研究是所有智力和精神发展的不可或缺的基础。
It is remarkable how much long-term advantage people like us have gotten by trying to be consistently not stupid, instead of trying to be very intelligent.
你停止尝试变得更好的那一刻就是你开始变得更糟的那一刻。