自己吃饱了应当想到别人的饥饿，身上穿暖了应当想到别人的寒冷，享受安逸应当想到百姓的劳累。

Product is 1, marketing is 0. Without a good product, no amount of marketing is futile.

我思故我在。

"In the midst of winter, I found there was, within me, an invincible summer."

多走楼梯。