I don't think about age. People who tell me I'm too old to do something, I just ignore them.
解读：一次性快乐稍纵即逝，如短暂刺激；可重复的快乐源于内心充实、自我成长，更值得投入精力，引导追求深度、持久快乐。
过去是一个陌生的国度；他们在那里做事的方式不同。
理论物理学之于数学，犹如雕塑之于几何学。
Innovation in food safety isn't optional—it's our moral obligation to consumers.
