Food security, access to food, environmental security, so sustainability.

粮食安全、食物获得、环境安全，即可持续发展。

In return, the landlord guarantees basics like space, physical security, access to power and cooling.

作为回报，房东保证空间、人身安全、电力和制冷等基本设施。

Living among the herd has many benefits, like safety, security, access to other people including potential mates, and a shared identity that creates a sense of self.

生活在群体中有很多好处，比如安全、保障、接触其他人，包括潜在的伴侣，以及创造自我意识的共同身份。