在理解宇宙的追求中,我们必须保持谦逊,因为我们找到的每一个答案都会引出一系列新的问题。
Just like that, she was gone.
The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.
使意念沉稳,任何事理都能通达;有志发愤图强,任何难事都能成功。