Intuition is the soul within the soul.

Hate engenders hate. Hate spreads to nations, and from this cause we have devastating wars. In the contemplation of these wars and their origins there is something humiliating to our human race. No Hymn of Hate can ever be a paean of humanity.

Truth is the one thing in nature always consistent with itself, and it is the one guide given to us in steering on the ocean of fate.

The tendency to superstitions should be counteracted from the earliest age; or rather steps should be taken to protect the mind of the child from superstitions imposed upon it by ignorant nurses or silly mothers.

To any mental state there corresponds a physical condition.

If a man has directed his course to great ends there is compensation even in ruin.

Jealousy is one of the wickedest of all the passions. It is that which has been the most fruitful mother of tragedies, murders, and wars. But reprehensible though it is, jealousy is almost rather to be pitied than blamed--its first victims are those who harbour the feeling.