Sometimes life knocks you down. Whether you've failed to land your dream job, achieve a weight loss goal, or tackle your never ending to-do list, it's important to understand that setbacks and challenges are a normal part of life. Feeling unmotivated and uninspired can deplete your life of happiness and meaning, but it's all about perspective, right? If you need a little help in thinking positively, these quotes from successful people will inspire joy and hope. 

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