人类的思想和行为是自然的一部分,因此可以通过自然科学的方法来研究。
When you believe in yourself, you can do anything.
Don't wait until everything is just right. It will never be perfect. There will always be challenges, obstacles and less than perfect conditions. So what. Get started now. With each step you take, you will grow stronger and stronger, more and more skilled, more and more self-confident and more and more successful.