Adjective
romantic - Describing actions, gestures, or situations that are intended to convey deep feelings of love, often in a thoughtful or sentimental manner.

He gave her a romantic gift for their anniversary, along with a hand-written letter expressing his love and appreciation.
sober - Serious and thoughtful in mood or behavior, not playful or exaggerated; or not under the influence of alcohol or drugs; clear-minded.

It was a year since he gave up drinking and had decided to remain sober all the time, and it took strength to just walk past the bar.