The best Quotations

There must be a goal at every stage of life! there must be a goal!
- Maggie Kuhn

Do you know the writers of the following quotations?

Quotation There is nothing nobler or more admirable than when two people who see eye to eye keep house as man and wife, confounding their enemies and delighting their friends. - writer
Quotation Outstanding leaders go out of the way to boost the self-esteem of their personnel. If people believe in themselves, it's amazing what they can accomplish. - writer
Quotation Negation is the mind's first freedom, yet a negative habit is fruitful only so long as we exert ourselves to overcome it, adapt it to our needs; once acquired it can imprison us. - writer
Quotation Do not wait; the time will never be ''just right.'' Start where you stand, and work with whatever tools you may have at your command, and better tools will be found as you go along. - writer
Quotation When you are in any contest, you should work as if there were - to the very last minute - a chance to lose it. This is battle, this is politics, this is anything. - writer
Quotation Give all thou canst; high Heaven rejects the lore of nicely-calculated less or more. - writer