机器学习的最终目标是让计算机从经验中学习，并随着时间的推移提高其性能。
The best way to ensure peace is to maintain a balance of power among the great powers.
Architecture is an expression of values.
理解计算的限制与理解计算的能力同样重要。
No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.