“If plan A doesn't work, the alphabet has 25 more letters - 204 if you're in Japan.”
“If Plan A Doesn't Work, Don't Worry and Don't Stay Stuck In The Mud. Just Move On Because God Knows There's 25 Letters Left In The Alphabet & There's Always Numbers Too ;)”
“A four-letter alphabet called DNA.”
“There will be pages. Lots and lots of pages. Most of the pages will have letters on them, and a vast majority of these letters will be in the Roman alphabet.”
“Genes are biochemical recipes written in a four-letter alphabet called DNA.”
“If plan A fails, we still have the rest of the alphabet”