to make a sincere promise
ein aufrichtiges Versprechen machen (ein aufrichtiges Versprechen machen)
"I’ll never tell anyone, cross my heart."
"Ich werde es niemandem sagen, ich schwöre es." (Ich werde es niemandem sagen, **ich schwöre es**.)
a simple and perfect solution to a complex problem
To openly show your emotions or feelings.
something new and refreshing
no longer in danger or difficulty
Keep trying no matter how many times you fail.
to secure something completely