COVID-19 is a great lesson in humility. It’s the kind of experience that forces you to draw breath and reflect on who you are as a leader and the difference you want to make. After all, it’s all too easy to think that you can't have any kind of impact. According to Professor Katleen De Stobbeleir, everyone's choices and actions – no matter how large or how small your role – have a significant impact on the bigger picture. So, the question is, what difference do you want to make?