Materials have memory; they carry time and stories.
The tyrant dies and his rule is over, the martyr dies and his rule begins.
Innovation in agriculture isn't just about technology; it's about changing mindsets.
In science, the credit goes to the man who convinces the world, not to the man to whom the idea first occurs.
书是一份永远不会失去价值的宝藏。
蒸汽的力量如今已被充分理解,剩下的只是改进实践。