There are a lot of little but meaningful things which we forget to gratitude in our every day. One of them is about how brilliant Allah Subhanahu Wa Ta'ala has created our brain in producing the languages we speak daily. Have we ever regularly been thankful for this marvelous ability? If you haven't, let me help you notice this-amazing-yet-being-ignored-to-be-thankful-for competence.
The Most Merciful, taught the Qur'an, Created man, [And] taught him eloquence. [Ar Rahman: 1 - 4]
Oh yes, Allah, in fact, has stated it in The Holy Qur'an :)
And I got the scientific explanation of it when preparing my presentation for Psycholinguistics session of my vacation.