Translation of "Composing" in Spanish

He never had the talent of composing melodies.

Nunca ha tenido el talento de componer melodías.

We firmly believe that when composing sentences, the author should avoid falling into the bad habit inherent in the use of too many unnecessary words, which are actually absolutely superfluous in light of the intended meaning.

Creemos firmemente que al componer oraciones, el autor debe evitar caer en el mal hábito consistente en el uso de demasiadas palabras innecesarias, que en realidad son absolutamente superfluas a la luz de lo que se quiere expresar.