乌鸦般的交情,虽然看上去挺好,但实则不亲密;绳子结在一起,虽然看上去牢固,但能轻易解开。
Innovation is not about saying yes to everything. It's about saying no to all but the most crucial features.
凡是做学问,必须从各个方面都理解透彻,还要更进一步深入理解内在的道理。