I still believe it is very essential to once again look at what we have been able to achieve to judge where we want to go in the future and also to look at the kind of priorities and targets we can set in the forthcoming years in order to ensure that the investment and the commitment which Canadians have made over the past several years both under the UN and NATO can be fulfilled.
Deciding where a country must head toward in the future can be a difficult decision. There are different ways to decide where to go and one of those ways is to look back in the past and see what has already been done.
It must be true because it states that it is just "one essential" way so there must be others. 
( z1 possible :ARG1 ( z2 difficult :domain ( z3 decide :ARG1 ( z4 location :ARG4-of ( z5 head :ARG0 ( z6 country ) :time ( z7 future ) :ARG2-of ( z8 obligate ) ) ) ) ) )