A person may cause evil to others not only by his actions but by his inaction， and in either case， he is justly accountable to them for the injury.

The only limits that exist are the ones you place on yourself.

在石油行业取得成功不仅需要资本，还需要远见和不懈的执行。

Innovation in forestry isn't optional—it's essential for survival.

I don't think anything is unrealistic if you believe you can do it.