Anyone who recovers from an addiction has my respect.
You have to be able to center yourself at all times. That's what makes a champion.
免費的疫苗比昂貴的治療更有價值，但更難推廣。
在數(shù)學(xué)中，你并不理解事物。你只是習(xí)慣了它們。
我為我所信仰的東西挺身而出，我不會退縮。
創(chuàng)新是將變化視為機會而非威脅的能力。
I believe in the power of positive thinking.