How should small countries behave in order to survive?

Further to an earlier post HERE, you may want to read the following responses on the same issue:

1) http://www.straitstimes.com/opinion/striking-a-balance-between-principle-and-pragmatism

2) http://www.straitstimes.com/opinion/increasing-support-for-cohesive-asean-is-key

3) http://www.straitstimes.com/opinion/singapore-cannot-be-cowed-by-size

4) http://www.straitstimes.com/opinion/nothing-flawed-or-dangerous-in-kishores-article

Qns:
1. How far should countries address problems they did not contribute to. (SRJC Mid Yr 2017)
2. 'Small countries should not have a say in international affairs.' Comment. (SRJC Mid Yr 2017)
3. Consider the view that small countries cannot exert any real influence in world affairs.
(NJC Prelim 2016)