• at the back of one's mind
• juice of sg, moving spirit, prime mover
• he is the pivot of the team
• ardent, eager, ebullient, enthusiastic, expansive, keen, rapturous, soulful, warm, wholehearted, zealous
• to animate, to buck sy up, to buck up, to fire, to flush, to harangue, to inspire, to stir, to uplift, to warm up
• rousing, soul-stirring, stirring
• ardor, ardour, enthusiasm, rave, verve, warmth, zeal, zest
• to rhapsodize, to rhapsodize about, to rhapsodize over
• news that warms the heart
• to rhapsodize, to rhapsodize about, to rhapsodize over
• to put hope into sy, to warm