I only find it useful when I have the energy to put it to good use. Otherwise it leads to many sleepless nights.

[He has enough of those already - though, admittedly, some of those are thanks to amorous activities.]

You share a bond with the world you left behind. [Much like the bond between Companions and Heralds or Bond-Birds and the Tayledras.] In that case, I will gladly lend you what power I can to hurry your healing.

[So Diarmuid can perform more heroic deeds. Goodness, they need more of those.]