FW： 五樣好東西 

心（常安）

五样好东西.收藏了.谢谢！

Blink

謝謝大家支持！祝大家周末愉快！

天使黄龙飞

Science corrects itself constantly.

Without corrections there would be no progress.

Do not assume everything you learn is correct.

Everybody must take resposibilty for himself.

And pay attention to how you really feel

with every bit of food and every sip of drink.