The speaker is writing about someone they care for deeply and secretly. The first half is warm and simple: just thinking about her smile or her gentle, caring voice is enough to lift their mood, and a hug from her makes them feel safe. The short, plain lines make these feelings seem sincere and uncomplicated.
Then the poem turns on the word "Alas." She doesn't feel the same way, and the speaker's heart sinks "to the cold wooden floor," an image that makes the hurt feel heavy and physical. The speaker also sees themselves as "a bore," which suggests they doubt their own worth. They add that she'll never know, so the feelings stay unspoken.
The last line, "Don't worry tomorrow is a new day," sounds like the speaker comforting themselves. The mood is sad and tender, with a small, fragile bit of hope at the end. It captures how painful it is to love someone quietly from a distance.