民国是和帝国不同的：帝国是由皇帝一个人专制，民国是由全国的人民作主；帝国是家天下，民国是公天下。
——《在广州商团及警察联欢会的演说》（1924年1月14日）
数学研究就是对模式的研究。
忠于自己，永不妥协你的价值观。
The artist must be a weaver of dreams.
通过不属于我们的模式来解释我们的现实，只会让我们越来越陌生，越来越不自由，越来越孤独。
If you are ready to give up everything else and study the whole history and background of the market and all the principal companies whose stocks are on the board as carefully as a medical student studies anatomy—if you can do all that and in addition you have the cool nerves of a gambler, the sixth sense of a clairvoyant and the courage of a lion, you have a ghost of a chance.
In quantum computing, we are not just pushing the boundaries of technology, we are pushing the boundaries of our understanding of the universe.
To write is to explore the boundaries of the possible.
The task of the leader is to get his people from where they are to where they have not been.
