Technology has no boundaries, but its application must have direction.
I'm not a saint, I'm a sinner.
从n对观测值的样本中获得的相关系数的可能误差是sqrt((1-r²)/(n-2))。
I think the only way to conquer fear is to tell it to go to hell.
幸福者的世界与不幸者的世界是完全不同的。
生活就是塑造你自己。
公司的力量在于其员工,而不仅仅是产品。