How to learn to write lyrics and compose music is as follows:

1. Study music theory: Understand basic music theory knowledge, such as notes, scales, chords and debugging. Learn how to read music and understand the notes, rhythms and symbols in music.

2. Learn an instrument: Choose an instrument, such as piano, guitar or keyboard, and learn basic playing skills. Mastering an instrument can help you better understand musical structure and harmony.

3. Listening and analyzing music: Actively listen to various music works, including music of different styles and genres. Pay attention to aspects such as melody, harmony, rhythm and arrangement techniques, and analyze their structure and characteristics.

4. Learn digital sequencer (DAW) software: Digital sequencer software such as Logic Pro, Ableton Live or FL Studio is a common tool for composing and arranging. Learn how to use these software to create and edit audio, produce rhythms and harmonies, and more.

The importance of composition:

In music creation, composition, lyrics and singing each have their own importance. They all have an important impact on the overall effect of the music. Composition is the foundation of music, which determines the rhythm, melody, harmony and other aspects of music.

Writing lyrics is to express the content of the song, express the singer's emotions and attitudes, and is also an important way to reach the audience. Singing is an important factor in integrating music, lyrics and the singer's emotions. Good singing can shock and move the audience. Therefore, in music, composition, lyrics and singing all have their own importance and cannot be biased.