理论是灰色的，而生活之树常青。
To be creative means to be in love with life. You can be creative only if you love life enough that you want to enhance its beauty.
Polka dots are a way to infinity.
"The only thing that is infinite is the universe and human stupidity."
The most important quality for a researcher is persistence.
The energy crisis is a solvable problem—if we act now.