乐观是一种可以学习的技能。一旦你学会了它,你就能在各个方面改善你的生活。
You have to be willing to sacrifice, to put in the time and effort.
你先喝一杯,然后酒喝一杯,然后酒把你带走。
孔子说:“天冷时,才知道松柏最后凋谢。”
"The world is not a wish-granting factory."