"I know you can climb the highest mountains. Never lose faith in yourself. Good Luck!" When you say good luck anyone he or she feels so good and gets encouraged that there is some one who is supporting me so its our responsibility to wish them good luck for their future and any other reason. A lovely good luck card for friends and relatives with nice good luck quote for inspiration. There you can write any name to make this card more valuable for the other person. It will boost their determination. Wish others best of luck in a way they like..