What common phrase is represented by the below lines

Easy going:
Weak, 'I'm going.'
Tough, 'I'm staying.'

Medium going:
Weak, 'I'm going.'
Tough, 'I'm staying.'

Tough going:
Weak, 'I can't do it, I'm staying!'
Tough, 'Let's get going.'

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

During a secret mission, an agent gave the following code to the higher authorities
AIM DUE OAT TIE MOD

However, the information is in one word only and the rest are fake. To assist the authorities in understanding better, he also sent them a clue, If I tell you any one character of the code, you can easily find out the number of vowels in the codeword.

Can you find out the code word?

Which letter of the alphabet has the most water?

I’m tall when I’m young, and I’m short when I’m old. What am I?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

Can you find the least possible number such that

If the number is divided by 3, it gives the remainder of 1;
If the number is divided by 4, it gives the remainder of 2;
If the number is divided by 5, it gives the remainder of 3;
If the number is divided by 6, it gives the remainder of 4.

If your uncle’s sister is not your aunt, what relation is she to you?

A bomb exploded in a room full of married couples and no one died. How?