Number of words: 89

With no proper sanitation, Kibera’s primary means of disposing of human waste is what the slum-dwellers wryly refer to as ‘flying toilets’: the practice of defecating into a plastic bag, then flinging it as far from your own home as possible. Flying toilets add diarrhoea and typhoid fever to the neighbourhood’s catalogue of woes, which also includes the fact that, according to some estimates, 20 per cent of the population is infected with HIV.

Excerpted from ‘The Antidote – Happiness for People who can’t stand positive thinking’ by Oliver Burkeman