《管子·形势解》
所以，不能废弃的语言，是同天地一样无私的。所以说： 有无弃之言者，必参之于天地也。 
故无弃之言者，参伍于天地之无私也。故曰： 有无弃之言者，必参之于天地矣。 
Therefore, the language that cannot be abandoned is as impartial as the heaven and earth. It is therefore said: Those who have never abandoned words must have participated in heaven and earth.