Love Can Do Much, But Duty More.

There Is Nothing So Terrible As Activity Without Insight.

Our Friends Show Us What We Can Do; Our Enemies Teach Us What We Must Do.

Be Always Resolute With The Present Hour. Every Moment Is Of Infinite Value.

If You Want A Wise Answer, Ask A Reasonable Question.

Tell Me, How Do You Cope So Calmly With Crazy Youth's Arrogant Way? Indeed, Youth Would Be Insufferable, Had I Myself Not Also Been Insufferable.