Leaders don't challenge for challenge's sake. It's not about shaking things up just to keep people on their toes. Individuals who criticize new thoughts and ideas or point out problems with the ideas of others without offering any kind of alternate options are not challenging the process. They are simply complaining. Leaders challenge for meaning's sake. They challenge, often with great passion, because they want people to live life on purpose and with a purpose. As a leader, why do you think it's important to challenge with purpose?
Leaders must challenge with a clear and concise purpose; otherwise, followers may be likely to display negativity, resentment and/or even hostility towards the challenge. For example, a sales manager is considered the leader of his/her sales force. To simply state a challenge of "We will increase April's sales by 10% of March, or no one will get commissions" - does, in fact, state a purpose. However, the challenge of increasing sales, when coupled with a potential negative consequence of no commission may automatically set the challenge up for failure. The sales force may feel the 10% increase is unattainable and complain about losing out on money. Others may feel bitter and actually perform ...
This solution is over 450 words and thoroughly explains why leaders must convey a challenge in a manner which reflects its purpose. There are examples utilized throughout explaining how the leader can make a personal connection for each follower to "buy in" to the challenge. Without a purpose that is meaningful to followers, the challenge will likely be met with resentment.