Text this: A path dependency behind Singapore's grade-oriented education system

  _____    _    _     _____     _____     ____    
 /  ___|| | || | ||  /  ___||  |  ___||  |  _ \\  
| // __   | || | || | // __    | ||__    | |_| || 
| \\_\ || | \\_/ || | \\_\ ||  | ||__    | .  //  
 \____//   \____//   \____//   |_____||  |_|\_\\  
  `---`     `---`     `---`    `-----`   `-` --`