The 300: Staying Strong in Uncertain Times

300 can have all kinds of meanings. It’s the number of articles we’ve just hit in this column, for example – a great cricket innings. Mathematically, it’s the sum of 2 prime numbers and also of 10 consecutive prime numbers. It’s also famously the number of Spartans who, against all odds, held back the masses of the invading Persian army for two days in the Battle of Thermopylae.