对冲低油价的最佳方法是降低盈亏平衡成本。

A feeling of beauty is a sign that we have come upon a material articulation of certain of our ideas of a good life.

Markets are constantly in a state of uncertainty and flux, and money is made by discounting the obvious and betting on the unexpected.

物理学的美在于它能够用简单的定律解释复杂的事物。