The best technology is invisible—it just works seamlessly.
Marine conservation isn't about restricting industry—it's about ensuring its future.
The mind is the most important thing in tennis.
行为主义者放在自己面前的规则或衡量标准总是:我能否用"刺激和反应"来描述我所看到的这一行为?
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。
我不梦想成功,我为成功而努力。