Active management is a negative-sum game before costs and a loser's game after costs.

The future of drones is intelligent, collaborative, and autonomous.

The system produces needs faster than it can satisfy them.

Human beings are not born once and for all on the day their mothers give birth to them, but life obliges them over and over again to give birth to themselves.

失败不可怕，可怕的是不敢尝试。

可持续性不是一种选择，而是我们对后代的责任。