The only limits that exist are the ones in your mind.
我从未见过一只野生动物为自己感到难过。一只小鸟会冻死在树枝上,却从不自怜。
解释:对于一件事情的利害得失,只有有智慧的人才能分辨清楚。
Great companies are built on great cultures, not just great products.