1) I'm going to be an outstanding person. 我将成为一个杰出的人。
outstanding: superior; excellent; distinguished
2) I can make a huge difference in this world. 世界因我而不同。
3) I believe in myself. I love myself. I respect myself. 我相信我自己，我爱我自己，我尊重我自己。
4) I'm very strong! I'm very powerful! I'm very healthy. 我很强壮，我充满力量，我很健康。
5) I'm the luckiest person in the entire world. 我是世界上最幸运的人。
6) I can do amazing things. 我可以成就伟大的事情。
7) I'm capable of achieving all my goals. 我可以达成所有的目标。
capable: able or having the skill (to do something)
be capable of
8) I can realize all my dreams. 我可以实现我所有的梦想。
9) I have unlimited potential. 我有无限的潜力。
10) I can conquer any difficulties and overcome any obstacles. 我可以征服任何困难，克服任何障碍。
obstacle: a person or thing that opposes or hinders something
11) I can make the impossible possible. 我可以让不可能变成可能。
12) I can change the future. 我可以改变未来。
13) I can set the world on fire. 我可以获得巨大成功。
set world on fire
14) I can help countless people. 我可以帮助无数的人。
15) I can make a great contribution to society. 我可以（为祖国）为社会做出巨大贡献。
16) I will make china better and stronger. 我会让祖国更美好、更强大。
17) I will make chinese people feel proud. 我会让中国人民感到骄傲。
18) I will be a role model for others. 我要成为别人的榜样。
role model: a person regarded by others, esp younger people, as a good example to follow
19) I will be someone to look up to. 我要成为受人尊敬的人。
look up to: feel admiration for, respect
20) I will improve my self constantly and inspire others naturally. 我要不断提升自己自然激发别人。
constantly: seemingly uninterrupted
21) I will live a fantastic, worthwhile and productive life. 我要过精彩的、有价值的、有成果的生活。