Honesty and loyalty are valuable in a friendship as these factors sustain the ability to trust each other. Honesty and loyalty are valuable in a friendship as these factors sustain the ability to trust each other. By Serena, Writers Studio School of English Related: She embraced her friends with both arms and gave the tightest hug she could give when she found out that they returned home. She pinky-promised to never be petty in future. “A friend in need is a friend indeed,” Perry assured his best friend and promised to stay by his side no matter the circumstances.