数学是一门活生生的学科,随着新思想的出现而不断发展。
I’m coming to you as you coming to me for so long.
I don’t complain. I keep working hard and try my best in every moment.
The future of democracy depends on its ability to adapt to new challenges and to renew itself.
Evolutionary psychology is not about what's unchangeable in human nature, but about what was adaptive in our ancestral environment.