The only limit to our realization of tomorrow is our doubts of today.

In republican governments, men are all equal; equal they are also in despotic governments: in the former, because they are everything; in the latter, because they are nothing.

蓬草长在麻地里，不用扶持也能挺立住；白沙混进了黑土里，就会变得和土一样黑。