She emphasized the importance of self-determination.

He should stop his self-destructive behavior.

The robot initiated the self-destruction program.

He likes to take a walk in the park at dusk.

This trapezohedron has a very unusual shape.

This shape is called a bicone.

He understands the meaning of the proverb 'Teaching is half learning', which means that teaching leads to one's own learning.

He adjusted the rhythm using a metronome.

The sympathetic ganglion is a part of our autonomic nervous system and controls various functions of the body.

My grandfather is suffering from arthritis.