I felt more than ever the necessity of my mission. But I went home out of spirits, I hardly know why. I must work by myself all life long.

Methods and conclusions formed by half the race only, must necessarily require revision as the other half of humanity rises into conscious responsibility.

When life follows the course of our desires, it is easy to be swept along without thought.

It is well worth the efforts of a lifetime to have attained knowledge which justifies an attack on the root of all evil ... which asserts that because forms of evil have always existed in society, therefore they must always exist.

[On sex:] ... the total deprivation of it produces irritability.

I must have something to engross my thoughts, some object in life which will fill this vacuum, and prevent this sad wearing away of the heart.

I felt more than ever the necessity of my mission. But I went home out of spirits, I hardly know why. I must work by myself all life long.