Dura usu molliora
When first the foxe, the lyon did behoulde,
Hee quak'd for feare, and almost dead did fall:
The second time, he waxed somewhat boulde;
But at the third, hee had no feare at all.
Which shewes, that artes at first moste harde to see,
With triall oft, both playne, and easie bee.