I trust you, therefore you can trust me.

trust
trəst/Submit
verb
past tense: trusted; past participle: trusted
1.believe in the reliability, truth, ability, or strength of.
"I should never have trusted her"
synonyms: rely on, depend on, bank on, count on, be sure of More
allow someone to have, use, or look after (someone or something of importance or value) with confidence.
"I'd trust you with my life"
synonyms:
entrust, consign, commit, give, hand over, turn over
commit (someone or something) to the safekeeping of.
"they don't like to trust their money to anyone outside the family"
have confidence; hope (used as a polite formula in conversation).
"I trust that you have enjoyed this book"
synonyms:
hope, expect, take it, assume, presume, suppose More
have faith or confidence.
"she trusted in the powers of justice"
synonyms:
put one's trust in, have faith in, have (every) confidence in, believe in, pin one's hopes/faith on, confide in More
antonyms: distrust, mistrust, doubt
place reliance on (luck, fate, or something else over which one has little control).
"trusting to the cover of night, I ventured out"
2.archaic
allow credit to (a customer).