Seneca · On the futility of planning ahead
Letters 101.2
and money is very slow to come where there is poverty; until it can creep out of that, it goes halting. Senecio was already bordering upon wealth, helped in that direction by two very powerful assets—knowing how to make money and how to keep it also; either one of these gifts might have made him a rich man.
Seneca, Letters to Lucilius 101.2, translated by Richard Mott Gummere