The twins grew like weeds: it seemed we were buying clothes every few weeks.

Follow after the things which make for peace.

A prime number p is called a Chen prime if p + 2 is either a prime or a product of two primes. […] There are infinitely [many] Chen primes and the first ten are: 2, 3, 5, 7, 11, 13, 17, 19, 23 and 29.

Although it does not have a patent contact with the larger portion of the rostrum, the plane of the anterior breakage is subtransverse, and we suspect it would have articulated within 5–25 cm of a gap with the larger portion (Fig 11).