Thread (one's) way through (something) American verb phrase
To carefully move through the space between people or objects which are blocking your way
The mother threaded her way through the crowd to find her son.
I'm threading my way through the busy streets to go to the school on time .
The verb "thread" should be conjugated according to its tense.
Someone who has a strong personality
I know Josh could deal with this problem because he's made of sterner stuff.