The progress of science consists in the expansion of the field of experience.
大胆梦想，努力工作，保持专注。
Though debts are condemned in the financial world, the world of friendship and love may perversely depend on well-managed debts.
The true joy of mathematics lies in the act of discovery, not just the result.
To say goodbye is to die a little.
感觉就是秘密。
The loss of money is the least of all losses, but the loss of confidence is the greatest of all.