Every poem is an infant labored into birth and I am drenched with sweating effort, tired from the pain and hurt of being a man, in the poem I transform myself into a woman. - Jimmy Santiago Baca
Employ your time in improving yourself by other men's writings so that you shall come easily by what others have labored hard for. - Socrates
We've kept the good old vices and labored to invent a few, With cake in vulgar surplus we can have it, and eat it too
One enjoys the good things more to the extent that one goes to them after having labored in advance, for labors are a sauce for good things - Xenphon Ephesius