Innovation is not about saying yes to everything. It's about saying no to all but the most crucial features.
创新不是对每件事都说“是”,而是对除最关键功能外的一切说“不”。
"The past is never dead. It’s not even past."
当且仅当所有投资者都持有均值-方差有效的投资组合时,市场组合才是有效的。
世界上冇绝对嘅对与错,只有适合唔适合。
我不完美,但我正在努力。