He knew better than to speak ill of what she loved; after all he understood very keenly how it was to receive her love when no one else could understand why he was worthy of it.
So it was no surprise to him, though keenly disappointing, that the Swiss watchmaking industry was neither eager to look at the co-axial escapement, nor able to understand it.
I'm keenly aware that however much I have accomplished and however hard I work, I could be laid low by a tiny lesion that I can neither see nor control.
While we're all keenly aware of how important it is to engage in some regular forms of exercise, you might not realize how damaging and ultimately expensive reduced physical activity can be on our bodies.