---

All answers having "Motto" as clue:

3 Character Answers:

---

SAW



4 Character Answers:

---

LOGO



5 Character Answers:

---

ADAGE

AXIOM

CREDO



6 Character Answers:

---

MANTRA

SAYING

SLOGAN



10 Character Answers:

---

AHEADOFYOU

MAKETHEONE



15 Character Answers:

---

ANDIFITBREAKSIT