For The Butterfly, Mating And Propagation Involve

It Is In Vain That A Man Of Sound Mind And Cool Temper Understands The Condition Of Such A Wretched Being... He Can No More Communicate His Own Wisdom To Him Than A Healthy Man Can Instil His Strength Into The Invalid By Whose Bedside He Is Seated.

Love Can Do Much, But Duty More.

Whatever Liberates Our Spirit, Without Also Giving Us Mastery Over Ourselves, Is Destructive.

But One Must Know Where One Stands, And Where The Others Wish To Go.

There Is Nothing More Frightful Than For A Teacher To Know Only What His Scholars Are Intended To Know.