Questions & Answers about Я люблю день.
Yes, Russian often can drop subject pronouns because the verb ending already shows the person and number.
So люблю by itself already means I love.
That means:
- Я люблю день. = I love day / the daytime
- Люблю день. = also possible, especially in conversation
Including я makes the subject more explicit and can add slight emphasis or clarity.
Люблю is the 1st person singular present-tense form of любить.
The infinitive is:
- любить = to love
Its present-tense forms include:
- я люблю = I love
- ты любишь = you love
- он/она любит = he/she loves
- мы любим = we love
- вы любите = you love
- они любят = they love
So люблю is used because the subject is я.