作家必须甘于被挑战。
A writer must be willing to be challenged.
生命短暂,你必须不断前进。
童年时期注意力的发展是自我调节和学业成就的基础。
"I’m not scared of getting older. I’m more experienced, I’m wiser, I’m more patient."
The goal of mathematics is to make the simple complicated, and the complicated simple.