Man needs difficulties; they are necessary for health.
人需要困扰,困扰是心理健康的必需之物。
The best advice I can give to aspiring actors is to be patient and persistent. It's a tough business, but if you love it, it's worth it.
可持续性必须成为我们在化工行业所做一切的核心。
学习数学的唯一方法就是做数学。
To succeed, planning alone is insufficient. One must improvise as well.