From the first seeds sown thousands of years ago, to the construction of the cities we still inhabit, to the scientific discoveries that have ensured our survival, we are the inheritors of countless gifts from the past. Today, in an age driven by the tyranny of the now, we rarely stop to consider how our actions will affect future generations. But the call for long-term thinking grows every day - but what is it, has it ever worked, and can we even do it? How can we be good ancestors?