真爱就是你把别人的需求放在自己之前。
True love is when you put someone else's needs before your own.
The most credible empirical research often comes from studies that have a clear and transparent design, where the assumptions are laid out for everyone to see.
心灵是一个相互关联的过程系统。
在黑暗中，语言是引导我们的光。