赏析：通过忘记脚、忘记腰、忘记是非纠纷来说明内心的舒适和自在，强调了要放下杂念和纷争，保持内心的平静。

Anyone who isn't embarrassed of who they were last year probably isn't learning enough.

Form follows function - but sometimes function follows form.

创新不仅仅是创造新产品，而是重新构想整个体验。

安全不是产品，而是一种能力。