—— 请按键盘 空白键 开始游戏 ——

The only way to change behavior is through manipulation of reinforcement contingencies.
儿童是通过努力从事活动,从而使个人得到发展的。
"Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence."
问题的根本原因在于,在现代世界里,愚蠢的人自以为是,而聪明的人充满怀疑。
Never be afraid of the moments--thus sings the voice of the everlasting。