投资者应避免市场时机选择和个股选择。
现在很清楚,杂种形成的种子具有一个或另一个分化特征,其中一半再次发育成杂种形式,而另一半产生的植物保持恒定,并以相等的数量接受显性或隐性特征。
To be brave is to love someone unconditionally, without expecting anything in return.
The study of learning algorithms must consider both the statistical and computational aspects of learning.