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
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