我不与任何人竞争，只与自己竞争。我的目标是超越我上一次的表现。
I'm not in competition with anybody but myself. My goal is to beat my last performance.
The most difficult thing in painting is to be simple.
I'll never stop helping and loving people the way Jesus said to.
You can’t just sit there and wait for people to give you that golden dream. You’ve got to get out there and make it happen for yourself.
在数学中，发现的旅程往往比目的地本身更有价值。