Diligence is the mother of good fortune, and idleness – its opposite – never brought a man to the goal of any of his best wishes. Miguel de Cervantes
Diligence overcomes difficulties, sloth makes them. Benjamin Franklin
Few things are impossible to diligence and skill. Samuel Johnson
The leading rule for the lawyer, as for the man of every other calling, is diligence. Leave nothing for to-morrow which can be done to-day. Abraham Lincoln
The expectations of life depend upon diligence; the mechanic that would perfect his work must first sharpen his tools. Confucius
Diligence is the mother of good fortune. Benjamin Disraeli