Reliable

Definition: consistently dependable in character, judgment, performance, or result; worthy of confidence; one who can be counted on

Idiom: A stand up guy (or gal)

Quotes:
Once you replace negative thoughts with positive ones, you’ll start having positive results. — Willie Hugh Nelson (1933-) American songwriter, singer
• Animals are reliable, many full of love, true in their affections, predictable in their actions, grateful and loyal. Difficult standards for people to live up to. — Alfred Armand Montapert (1912-2007) American philosopher

Affirmation: I am reliable