indecision the state of being unable to decide what to do:
There were weeks of indecision about who would go and when.
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英検１級用に，ボキャビル，ライティング，リスニングの３つだけをちょびちょびやって，
試験に備えます。スケジュール立てたら，眠くなってきてしまいました。
ラジオ英会話(2014年1月15日）
be/become second nature (to sb) something that is second nature to you
is something you have done so often that you do it almost without thinking:
Driving becomes second nature after a while.
budding artist/actor/writer etc someone who is just starting to paint, act etc
and will probably be successful at it
it's a toss-up spoken used when you do not know which of two things will happen,
or which of two things to choose:
I don't know who'll get the job - it's a toss-up between Carl and Steve.
Put all your soul into it!
にゃもし
