The past is hidden somewhere outside the realm, beyond the reach of intellect, in some material object (in the sensation which that material object will give us) which we do not suspect.
可持续性不是一种选择；它是能源未来的必要条件。
A company's core competitiveness lies not in how many resources it has, but in how efficiently it utilizes them.
游戏开始了。
I believe in love, but I also believe in protecting my heart.