Learning is any change in a system that produces a more or less permanent change in its capacity for adapting to its environment.
希望是让我们继续前进的东西，即使道路黑暗。
Transparency in production processes builds trust with consumers and stakeholders.
No arts; no letters; no society; and which is worst of all, continual fear, and danger of violent death; and the life of man, solitary, poor, nasty, brutish, and short.
The rocks we extract today build the infrastructure of tomorrow.