The only limit to our realization of tomorrow will be our doubts of today.
实现明天理想的唯一障碍是今天的疑虑。
我不让消极情绪把我打倒。我会超越它。
合作是科学进步的基础——没有人是独自工作的。
我的语言的界限意味着我的世界的界限。
Find more pleasure in intelligent dissent than in passive agreement, for, if you value intelligence as you should, the former implies a deeper agreement than the latter.