我们是幸存者 我们不会放弃

公用电话，希望你会打给我。

What is learned is not movements but meanings.

"Science is not only a disciple of reason but, also, one of romance and passion."

True leadership in agriculture means seeing beyond the current harvest.

Every improvement in the circumstances of the society tends either directly or indirectly to raise the real rent of land, to increase the real wealth of the landlord, his power of purchasing the labour, or the produce of the labour of other people.

拓扑绝缘体的美在于它们的鲁棒性；它们的表面态受到对称性和拓扑的保护，使它们对某些类型的无序免疫。