It's difficult to understand the principles of electrooptics.

Sextans is one of the constellations in the southern sky.

His dream is to become a champion in mixed martial arts.

Amanomurakumonotsurugi is a divine tool that appears in Japanese mythology.

He said, 'Misery of life starts at literacy,' and spoke about the hardships of learning.

I am learning Simplified Chinese.

I have started learning Traditional Chinese.

Reading the Kongō Hannya Haramitakyō every day is my daily routine.

He has a habit of reading the Vajracchedikā Prajñāpāramitā Sūtra every day.

He is truly demonstrating talent that surpasses his master, just as the saying 'the student has surpassed his or her teacher' goes.