1) common sense and initiative (gumption)
2) statement that seems to say something opposite to common sense or the truth but that may be true, e.g. 'More haste, less speed', i.e. if you hurry too much, you may find you take longer (paradox)
(a detail concerning) the condition of being practical
concern with actual use
wisdom
wisdom
the state of being sane; quality of being sensible
mental health; soundness of judgment
(the use of) skill and understanding shown by a person who handles people and situations successfully and without causing offence
finesse, thoughtfulness