我不为别人的认可而活。我为自己而活。
The task of the writer is to unearth the secrets that are buried in the heart of man.
我不是商人,我就是生意本身。
International politics is a ruthless and dangerous business, and it is foolish to expect states to behave according to moral principles.
It is not the computer's fault that Maxwell's equations are not adequate to design the electric motor.