“Most people have not become better than they were five years ago because people hardly invest time into improving their knowledge, skills, and talents.” PeopleWorldLifePurposeTimeHumanityWorkWealthPovertyKnowledgeGreatnessProduceCallingSkillsWasteInvestmentValueProductivityConversionGiftGreatProductConvertTalentsTime InvestmentImproving Knowledge Book:How To Become Great Through Time Conversion: Are you wasting time, spending time or investing time? Source: How To Become Great Through Time Conversion: Are you wasting time, spending time or investing time?