Columbia: Briefly describe which single activity listed in the Activity section of your Common Application represents your most meaningful commitment and why. (150 words or less)

150-word version
As an aspiring student of engineering, I have always been involved in extracurricular engineering programs and have also learned the...diversity of conceptions, as well as of inceptions...

116-word version
As an aspiring student of engineering, I have always been involved in extracurricular engineering programs and have also learned the standards for technical precision...