Doing one's best is an important concept that encourages individuals to put forth their maximum effort in any given task. It is often used as a motivational tool to help people reach their goals. The term 'do one's best' can be broken down into two words: 'TRY' and 'STRIVE'. TRY is a three letter word that means to make an effort to do something, while STRIVE is a six letter word that means to make great efforts to achieve a goal. Together, these two words form the phrase 'do one's best', which encourages people to put forth their maximum effort in order to reach their goals.