The best Quotations

Self conquest is the greatest of victories.
- Plato

Do you know the writers of the following quotations?

Quotation All art is a struggle to be, in a particular sort of way, virtuous. - writer
Quotation A vow is a snare for sin. - writer
Quotation A generation which ignores history has no past and no future. - writer
Quotation When we can begin to take our failures seriously, it means we are ceasing to be afraid of them. It is of immense importance to learn to laugh at ourselves. - writer
Quotation Most of my advances were by mistake. You uncover what is when you get rid of what isn't. - writer
Quotation Every other author may aspire to praise; the lexicographer can only hope to escape reproach, and even this negative recompense has been yet granted to very few. - writer