The past is always tense, the future perfect.

总是提前计划。诺亚建方舟时并没有下雨。

The energy industry must adapt and evolve to meet the challenges of the 21st century.

If you can't fly then run， if you can't run then walk， if you can't walk then crawl， but whatever you do you have to keep moving forward.

我们每天支配的时间是有弹性的；我们感受到的激情会扩展它，我们激发的激情会收缩它；而习惯会填补剩下的部分。