Failure is the mother of success.
He has failed in his experiments many times,but he believes that failure is the mother of success.
As an old saying goes,"Failure is the mother of success",you should find out why you have failed.
A:Steven,would you like to go dance with me?
B:John,I am just not in the mood for this.
A:You look so upset.What's going on?
B:I lost the table tennis game yesterday.
A:What a pity.
B:I just don't want to play table tennis any more.
A:Is it that bad?It's nothing more than a game.
B:My opponent bowled me with the very first ball.I was wondering If it's appropriate for me to play table tennis.
A:Come on!Failure is the mother of success.Don't lose heart.I'm sure you'll succeed.
B:perhaps you are right.But I still need some time to recover from the failure.