const char* stage1_triggers[] = {
  "im fine",
  "im fine how are you",
  "how are you"
};
const char* stage2_triggers[] = {
  "people sometimes make mistakes",
  "sometimes people make mistakes",
  "mistakes are make by people sometimes",
  "people make mistakes sometimes",
  "people make mistakes"
};
const char* stage3_triggers[] = {
  "love to how about global thermonuclear war",
  "love to",
  "how about global thermonuclear war",
  "global thermonuclear war"
};
const char* stage4_triggers[] = {
  "no lets play global thermonuclear war",
  "no lets play global thermonuclear war instead",
  "lets play global thermonuclear war",
  "global thermonuclear war is better"
};
const char punctuation_marks[] = {
    '\'', '?', '.', '/', '`', '~', ',', '+', '!'
};