A phrase that recently struck me thanks to Victor Perton (a serial optimist!) was the idea that belief itself can be a leadership tool that spreads from person to person.

For me also, infectious optimism is one of the practical strengths of leadership and management. My belief in people can change the temperature of a room. I agree with Victor, my belief gives people permission to think bigger, recover faster, contribute more honestly and try again when the first answer does not work. The optimistic leader does not pretend the work is easy. They help people believe the work is worth doing, that progress is possible, and that each person has something valuable to contribute.

Fostering that kind of leadership is a daily discipline. It grows through better questions, warmer attention, clearer purpose and the deliberate modelling of confidence in others. Managers foster optimism when they notice effort, invite ideas, celebrate results, encourage learning, communicate possibility and help people see the link between their work and the common and well understood organisational goals and aspirations. In my own work currently, and with my own leadership experience, I keep coming back to a simple truth: each of us can lift the optimism of the people around us.

That is the wider power of optimism. Optimism is a belief that good things will happen and that things will work out in the end. It is personal, when shared, it strengthens courage, trust, creativity and persistence. It helps people face reality without being defeated by it. And in workplaces, communities and nations, it reminds us that the future is not something we merely inherit. It is something we help build.