The principles of learning are universal across species.
下定决心果断行动,并承担后果;犹豫永远无法成就任何好事。
让我们尝试教导慷慨和利他主义,因为我们天生自私。
I never really thought about being a director. I just wanted to be an actor. But as I got older, I realized that I wanted to have more control over the films I was in.
他在主张杠杆原理时所说。
At the core of all anger is a need that is not being fulfilled.