You must become an old man in ...

You must become an old man in good time if you wish to be an old man long.
[Lat., Mature fieri senem, si diu velis esses senex.]
You must become an old man in good time if you wish to be an old man long. [Lat., Mature fieri senem, si diu velis esses senex.]

More phrases

Effort only fully releases its reward after a person refuses to quit.
Never complain and never explain.
A good plan violently executed now is better than a perfect plan executed next week.
 George S. Patton
Problems are not stop signs, they are guidelines.
 Robert Schuller
Never give up, for that is just the place and time that the tide will turn.
 Harriet Beecher Stowe

Quotes from the same author

Let arms give place to the robe, and the laurel of the warriors yield to the tongue of the orator.
Philosophy is the true mother of science.
Such are a well regulated militia, composed of the freeholders, citizen and husbandman, who take up arms to preserve their property, as individuals, and their rights as freemen.
This wine is forty years old. It certainly doesn't show its age.
If you would abolish covetousness, you must abolish its mother, profusion.