The best Quotations

I regard as a mortal sin not only the lying of the senses in matters of love, but also the illusion which the senses seek to create where love is only partial. i say, i believe, that one must love with all of one's being, or else live, come what may, a life of complete chastity.
- George Sand

Do you know the writers of the following quotations?

Quotation For the happiest life, days should be rigorously planned, nights left open to chance. - writer
Quotation Man is only truly great when he acts from the passions. - writer
Quotation If what you have done is unjust, you have not succeeded. - writer
Quotation It is the duty of government to make it difficult for people to do wrong, easy to do right. - writer
Quotation Procrastination is the bad habit of putting of until the day after tomorrow what should have been done the day before yesterday. - writer
Quotation I do my best work when I am in pain and turmoil. - writer