艺术与生活之间的界限应该是模糊的。
It is not the computer's fault that Maxwell's equations are not adequate to design the electric motor.
儿童对活动的需要几乎比食物的需要更为强烈。
Combinatorics is the art of counting without counting.
A writer must be faithful to his own truth, even if it is not the truth of others.