Starting with the S on the left side of the grid, you can trace out a quote (from astronomer Fred Hoyle) by moving one letter up, down, left, or right, until you reach the S on the right side.
The finished quote has fourteen words. To help you, here’s the number of letters in each word of the quote:
5 2 4 2 4′1 5 4 2 4 3 5 2 8 7