Fortunate is one who arrives with his learning in his hands.
This Talmudic saying is reviewed 4 times in the Talmud -
Pesochim 50a.
Moed Katan 28a
Kesubos 77 b.
Bava Basra 10b.
What does it mean in his hands ?
He knows it by heart or he has fulfilled the lessons with his hands.
Now may be a good time for a gem of Torah study.
www.GemsofTorah.com