Variable Change
Accidents and traffic can be addressed differently in accordance to ones own principles and morals. The outcomes, each varying depending on ones integrity, and discipline for enforcing those integral traits.
Always take into account for variable change, for variable can always end up being added or removed from any situation in life. Bring yourself to an openness of this factor and try your best to have an awareness of this important concept. Have an Openness to the unknown, awareness of greater present things and a willingness to adapt.
Navigating through this life will be an ever present process. Over time one will discover the most effective paths to chose. Discovering those paths however comes with time/devotion/experience/Maturity/study/ review and etc. Do not be fearful of losing, making mistakes, inaccuracy, or false judgements. All those things will aid in the progression of more decisively choosing what path is best.
One can not always plan for everything, you can prepare yourself as best you can but never truly know the outcome of every situation. Try your best to stay calm and be patient.