"In the darkest times, even the smallest acts of kindness can shine like stars."

There can be no permanent progress in the battle against hunger until the agencies that fight for increased food production and those that fight for population control unite in a common effort.

Understanding is the first step to acceptance, and only with acceptance can there be recovery.

分组和组织的过程不是任意的，而是遵循明确的规律

Security in computing is not just about building walls, but about understanding the landscape of threats.