1 any

2 arbitrary

3 at will

4 at random

1 creative

2 creativity

1 to have the nerve

2 what a cheek!

3 to feel no shame

4 to overcome the shame

5 (is it) proper? (rhetorical question)

1 as one wants

2 according to one's wishes

3 ruyi scepter, a symbol of power and good fortune

1 unexpected

2 accident

3 mishap

4 classifier: 个 gè

1 obstinately clinging to one's course (idiom)

2 willful

3 one's own way

4 dogmatic

1 ten lines at a glance (idiom)

2 to read very rapidly

1 every word and action (idiom)

1 lit. if three walk together, one can be my teacher (idiom, from the Analects of Confucius)

2 you have sth to learn from everyone

1 to talk shop all the time (idiom)