Age or length of service does not guarantee that any greater learning has occurred for these people than for someone who has worked for a much shorter period of time, as some people create their own barriers to learning, and are not willing to try anything new or different.
Umri au urefu wa huduma haina dhamana kwamba yoyote ya kujifunza zaidi imetokea kwa watu hawa kuliko kwa mtu ambaye amefanya kazi kwa kipindi kiasi cha muda mfupi, kama baadhi ya watu kujenga vikwazo yao wenyewe kwa kujifunza, na si nia ya kujaribu kitu kipya au tofauti.