His need to paint has always been as vital as breathing and eating; providing necessary fuel for the mind and soul. (artbusinessnews.com)
Breakfast helps set the hunger and appetite cycle in motion, provides the brain with necessary fuel to learn at school, builds up energy stores in the muscle for exercising, and helps to meet nutritional requirements for continued growth. (thelunchtray.com)
If über - entrepreneurs like these are beset by self - doubt, one could make the case that it may not be such a bad thing; perhaps insecurity — specifically, having something to prove — can provide the necessary fuel for pushing themselves toward success. (canadianbusiness.com)