If the original source of light was the sun, the brightness would vary in proportion to the fourth power of the change in distance; if the light was artificially produced, its intensity would change with the distance squared. (discovermagazine.com)
They are all bracing for the shuddering power of change when that wave hits. (slaw.ca)
Today's conditions may seem tough, but there will always be new challenges to overcome, says Christopher Lee, president and CEO of Los Angeles — based CEL & Associates Inc. «The ability to harness the incredible power of change distinguishes the good from the great... and the great from the outstanding,» he says in his new book, From Good to Great to Best in Class: A Real Estate Leader's Guide to Optimal Performance (2008). (realtormag.realtor.org)